COMPUTER NETWORKING

MULTIMEDIA AND QUALITY OF SERVICE

COMPRESSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is an SVG image file and what type of compression does it use?
A
Bitmap image file
B
Vector image file
C
Lossy
D
Lossless
Explanation: 

Detailed explanation-1: -SVGs offer lossless compression-which means they’re compressible to smaller file sizes at no cost to their definition, detail, or quality. PNGs also benefit from lossless compression of 5-20%, which can help make up for their large file size. However, they’re still likely to be larger than an SVG.

Detailed explanation-2: -SVG allows for three types of graphic objects: vector graphic shapes (e.g., paths consisting of straight lines and curves), images and text. Graphical objects can be grouped, styled, transformed and composited into previously rendered objects.

Detailed explanation-3: -SVG images can be compressed with the gzip algorithm, resulting in SVGZ files that are typically 20-50% smaller than the original.

Detailed explanation-4: -Pros and Cons of SVG SVGs always look high quality due to never experiencing high definition loss. A raster image format can start to look blurry when even slightly resized. As SVGs are just CSS code, their file size is minimal and well-optimized.

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